Transit and Trails is a project of the Bay Areaâ€™s Open Space Council. The intent of the project is to connect users to parks and open spaces by helping them find, plan, and share outdoor adventures...

ThinkGeo LLC is a provider of GIS (Geographic Information Systems) and GPS asset tracking technologies. Their Cygnus Track solution is a GPS tracking platform. It is used by businesses to track their...

Air-Trak provides organizations with Automatic Vehicle Location (AVL) and Mobile Resource Management (MRM) solutions. These solutions have been deployed across organizations such as waste management...

The Italian service maps optimal routes to maximize efficiency of deliveries and other transportation services. It develops route coverage with multiple destinations and vehicles, with scheduling and...

From their site: Traffic Web Services from Yahoo! enable you to get traffic alert information from a given location. Use the Traffic REST API to customize your request with many parameters including...

TransportAPI is a data-as-a-service company that provides transportation data to apps and websites using industry sources like Travelline, Network Rail, and Tfl. The TransportAPI uses REST calls and...

TransLoc is a transportation information system for mass transportation riders. Features of TransLoc include real-time display of transit system, detailed maps, view of where busses are in real-time...

The Obstruction Evaluation and Airport Airspace Analysis service from the U.S. Federal Aviation Administration describes and locates hazards to navigation around airports. Users can retrieve reports...

HERE is a map provider whose maps can be found in car navigation systems, smartphones, and on the web. HERE offers developer access to a variety of map data and functionality through a series of REST...

HERE is a map provider whose maps can be found in car navigation systems, smartphones, and on the web. HERE offers developer access to a variety of map data and functionality through a series of REST...

The service provides fuel-conserving route and speed information for travel worldwide. An application provides input about the destination and desired route as well as desired energy savings, and the...

The Traffic Service API provides real-time traffic information related to incidents, markets and flow. The service could be used in conjunction with a map or without. Search by location for incidents...

The EAN Geo Functions API allows developers to integrate the Expedia database into their applications, enabling their users to search for landmark names within a location, including museums, schools...

MarineTraffic provides data on millions of daily vessel positions, which users may integrate with their applications or websites using the RESTful API. Users can also get the most recent arrivals and...

The SocialInviter Social Connect API provides developers with standard field structure that contains the user profile information. Social Connect container contains different services like Facebook,...

Note: This is in private beta as of March 2008. From their site: Fire Eagle is the secure and stylish way to share your location with sites and services online while giving you unprecedented control...

Screach is a social application for web and mobile. Screach offers location-based social interactivity for users to connect and share with each other.
The Screach API allows developers to access and...

The Mates API was created to introduce and connect individuals based on the intersection of physical location and other properties they might have in common. Physical location is determined by either...

Loci.me (still in beta) is a website for users to create and share locations of interest with other users. Places can be created from addresses, lat/long, or coordinates. Loci.me also provides an API...

This API enables developers to build third-party applications that interact with the AlterGeo platform. AlterGeo combines geolocation data with social data to provide users with local recommendations...

Waldstat allows you to keep track of where you are and where you have been. It also allows you to let your social graph know of what you are up to and where you will be. You can explore new locations...

The Spot2.be API and service tries to solve the location, addresses, maps and directions hassle by combining all important data it all in one simple tiny link. A spot is a mapped location accessed by...

Use the Socialight API to access Socialight data, which is used to discover great places near you on your mobile phone and then share places and experiences with friends. For example, you can create...

Pleiades is a community-built geographical dictionary and map of ancient places. An outgrowth of the Classical Atlas Project and the Barrington Atlas of the Greek and Roman World, it associates names...

Ziptastic is a simple API that lets users ask which Country, State and City are associated with a Zip Code. The aim is to gives developers a way to create forms with the three above mentioned fields...

This is an API for GeoIP, an IP-to-location service. Pass the locate method an IP address, and it returns the location information, including latitude, longitude, city and country. Response format is...